al/eax/fx_slots.cpp

   1 #include "config.h"
   2
   3 #include "fx_slots.h"
   4
   5 #include <array>
   6
   7 #include "api.h"
   8 #include "exception.h"
   9
  10
  11 namespace
  12 {
  13
  14
  15 class EaxFxSlotsException :
  16     public EaxException
  17 {
  18 public:
  19     explicit EaxFxSlotsException(
  20         const char* message)
  21         :
  22         EaxException{"EAX_FX_SLOTS", message}
  23     {
  24     }
  25 }; // EaxFxSlotsException
  26
  27
  28 } // namespace
  29
  30
  31 void EaxFxSlots::initialize(
  32     ALCcontext& al_context)
  33 {
  34     initialize_fx_slots(al_context);
  35 }
  36
  37 void EaxFxSlots::uninitialize() noexcept
  38 {
  39     for (auto& fx_slot : fx_slots_)
  40     {
  41         fx_slot = nullptr;
  42     }
  43 }
  44
  45 const ALeffectslot& EaxFxSlots::get(EaxFxSlotIndex index) const
  46 {
  47     if(!index.has_value())
  48         fail("Empty index.");
  49     return *fx_slots_[index.value()];
  50 }
  51
  52 ALeffectslot& EaxFxSlots::get(EaxFxSlotIndex index)
  53 {
  54     if(!index.has_value())
  55         fail("Empty index.");
  56     return *fx_slots_[index.value()];
  57 }
  58
  59 void EaxFxSlots::unlock_legacy() noexcept
  60 {
  61     fx_slots_[0]->eax_unlock_legacy();
  62     fx_slots_[1]->eax_unlock_legacy();
  63 }
  64
  65 [[noreturn]]
  66 void EaxFxSlots::fail(
  67     const char* message)
  68 {
  69     throw EaxFxSlotsException{message};
  70 }
  71
  72 void EaxFxSlots::initialize_fx_slots(
  73     ALCcontext& al_context)
  74 {
  75     auto fx_slot_index = EaxFxSlotIndexValue{};
  76
  77     for (auto& fx_slot : fx_slots_)
  78     {
  79         fx_slot = eax_create_al_effect_slot(al_context);
  80         fx_slot->eax_initialize(al_context, fx_slot_index);
  81         fx_slot_index += 1;
  82     }
  83 }